% APNIC found the following authoritative answer from: whois.apnic.net

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS9249 - AS10239'

as-block:       AS9249 - AS10239
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2022-09-22T22:36:45Z
source:         APNIC

role:           APNIC Hostmaster
address:        P.O. BOX 2131
address:        4101 QLD
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2026-08-14T00:28:10Z
source:         APNIC

% Information related to 'AS9316 - AS9323'

as-block:       AS9316 - AS9323
descr:          KRNIC-ASBLOCK-AP
descr:          KRNIC
descr:          Korea Network Information Center
country:        KR
admin-c:        HM127-AP
tech-c:         HM127-AP
remarks:        Authoritative information regarding AS Number
remarks:        assignments made from within this block can also be
remarks:        queried at whois.nic.or.kr
mnt-by:         APNIC-HM
mnt-lower:      MNT-KRNIC-AP
last-modified:  2017-06-15T04:25:40Z
source:         APNIC

person:         Host Master
address:        Jeollanam-do Naju-si Jinheung-gil
country:        KR
phone:          +82-2-405-5118
e-mail:         hostmaster@nic.or.kr
nic-hdl:        HM127-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2019-05-22T01:20:31Z
source:         APNIC

% Information related to 'AS9318'

% Abuse contact for 'AS9318' is 'irt@nic.or.kr'

aut-num:        AS9318
as-name:        SKB-AS
descr:          SK Broadband Co Ltd
country:        KR
admin-c:        AM1838-AP
tech-c:         AM1838-AP
import:         from AS2828
                action pref=100;
                accept ANY
import:         from AS3786
                action pref=100;
                accept ANY
import:         from AS4766
                action pref=100;
                accept ANY
import:         from AS6461
                action pref=100;
                accept ANY
import:         from AS701
                action pref=100;
                accept ANY
export:         to AS2828
                announce AS9318
export:         to AS3786
                announce AS9318
export:         to AS4766
                announce AS9318
export:         to AS6461
                announce AS9318
export:         to AS701
                announce AS9318
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2019-04-11T00:26:02Z
source:         APNIC

irt:            IRT-KRNIC-KR
address:        9, Jinheung-gil, Naju-si, Jeollanam-do
e-mail:         irt@nic.or.kr
abuse-mailbox:  irt@nic.or.kr
admin-c:        IM574-AP
tech-c:         IM574-AP
auth:           # Filtered
remarks:        irt@nic.or.kr was validated on 2020-04-09
mnt-by:         MNT-KRNIC-AP
last-modified:  2026-08-12T06:19:00Z
source:         APNIC

person:         AS Manager
address:        Seoul Jung-gu Toegye-ro 24
country:        KR
phone:          +82-80-8282-106
e-mail:         ip-adm@skbroadband.com
nic-hdl:        AM1838-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2020-08-06T04:16:02Z
source:         APNIC

% Information related to 'AS9318'

aut-num:        AS9318
as-name:        SKB-AS-KR
descr:          SK Broadband Co Ltd
country:        KR
import:         from AS3786 action pref=100 accept ANY
import:         from AS4766 action pref=100 accept ANY
import:         from AS2828 action pref=100 accept ANY
import:         from AS701 action pref=100 accept ANY
import:         from AS6461 action pref=100 accept ANY
export:         to AS3786 announce AS9318
export:         to AS4766 announce AS9318
export:         to AS2828 announce AS9318
export:         to AS701 announce AS9318
export:         to AS6461 announce AS9318
admin-c:        M63-KR
tech-c:         M63-KR
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
changed:        hostmaster@nic.or.kr 20240912
remarks:        This information has been partially mirrored by APNIC from
remarks:        KRNIC. To obtain more specific information, please use the
remarks:        KRNIC whois server at whois.kisa.or.kr.
source:         KRNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)